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Table 2 Radiological findings

From: Persistent descending mesocolon as a vital risk factor for anastomotic failure and prolonged operative time for sigmoid colon and rectal cancers

Variable

Total cohort

Matched cohort

PDM (n = 32)

Non-PDM (n = 813)

P

PDM

(n = 27)

Non-PDM

(n = 105)

P

Branching Patterns of IMA

  

0.430

  

0.681

 I

12 (37.5%)

384 (47.2%)

0.279

11(40.7%)

42(40.0%)

0.994

 II

10 (31.3%)

245 (30.1%)

0.893

8(29.7%)

36(34.3%)

0.647

 III

9 (28.1%)

143 (17.6%)

0.128

7(25.9%)

19(18.1%)

0.417

 IV

1 (3.1%)

41 (5.1%)

0.624

1(3.7%)

7(6.6%)

0.685

Length between IMA and IMV (cm)

1.6 ± 0.6

2.5 ± 0.2

 < 0.001

1.6 ± 0.4

2.5 ± 0.3

0.001

Length between IMA and LCA (cm)

1.5 ± 0.7

1.6 ± 0.5

0.063

1.4 ± 0.5

1.6 ± 0.3

0.083

Length between IMA and Marginal Arch (cm)

2.7 ± 0.9

8.4 ± 0.8

 < 0.001

2.7 ± 0.9

8.4 ± 0.6

0.001

Length between IMA and Colon (cm)

3.5 ± 1.2

9.8 ± 2.1

 < 0.001

3.3 ± 1.7

10.2 ± 1.9

0.001

Length of IMA(cm)

3.7 ± 0.8

3.7 ± 0.9

0.516

3.7 ± 1.0

3.6 ± 0.6

0.763

Shift of IMA

  

 < 0.001

  

0.001

 Left

22(60.0%)

805 (99.0%)

 

18(66.7%)

105(100.0%)

 

 Right

10 (40.0%)

8 (1.0%)

 

9(33.3%)

0(0.0%)

 
  1. LCA Left colic artery, IMA Inferior mesenteric artery, IMV Inferior mesenteric vein